A light and electron microscope study of Corylus avellana L.
vegetative buds infested with the eriophyoid mites, Cecidiophyopsis
vermiformis Nal. and Phycoptella avellanae Nal., is reported. Descriptions
are given of changes in infested stipule tissue. The
nipple-like proliferations (enations) which arise on the infested
stipule surface are covered by a...
Published May 1978. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
This document contains a summary of changes in administrations and actions taken by the commission for the Pacific Marine Fisheries Commission in 1969. It also has reports of the status of various sports fisheries for prior years.
This document contains a summary of changes in administrations and actions taken by the commission, and reports of the status of sport fisheries for 1970. It also has a report on hooking mortalities in Pacific Salmon.
This document contains a summary of changes in administrations and actions taken by the commission, and reports of the status of sport fisheries for 1971, as well as an update for the status of various fisheries.
This document contains a summary of changes in administrations and actions taken by the Pacific Marine Fisheries Commission in 1973, as well as an update for the status of various fisheries.